00954cam a2200265 4500 1855587959 TxAuBib 20250105120000.0 040814s2003||||||||||||||||||||||||eng|u 2001005910 9780822506904 $16.95 0822506904 $16.95 TxAuBib Nelson, Kristin L. Farm tractors / Kristin L. Nelson. Minneapolis, Minnesota : Published by Lerner Publications Company, a division of Lerner Publishing Group, 2003. 32 p : color photographs, color illustration, chart, glossary. Pull Ahead Books Includes index. Describes how tractors work and the different jobs they do to run a farm. 20250105. Tractors. Agricultural machinery. Pull Ahead Books.